Dr. Manash R. Das is, since 2008, a Principal Scientist at the Advanced Materials Group, Materials Sciences and Technology Division, CSIR-Northeast Institute of Science and Technology (CSIR-NEIST), Jorhat, India. He is also an Associate Professor in the Academy Council of Scientific and Innovative Research (AcSIR), CSIR-NEIST Campus, India. He carried out his PhD research work at CSIR-NEIST, Jorhat and received his PhD degree from Dibrugarh University, Assam, India in 2007 in the area of materials science. Between 2007 and 2008 he worked as a postdoctoral fellow with Dr. Rabah Boukherroub, Associate Editor ACS Applied Materials and Interfaces at the Interdisciplinary Research Institute (IRI), France. He has published more than 147 peer reviewed research articles has been published and twelve (12) book chapters. His current research interests include functionalization of graphene and other 2D nanomaterials, decoration of metal nanoparticles, bimetallic nanoparticles, and metal oxide on the graphene and other 2D nanosheets sheets and their applications in photocatalytsis, peroxidase mimic activity, organic catalysis reaction, colorimetric and fluorescence detection of analyte, sensor, paper based analytical device etc.